Refers to something that is outwardly impressive or promises much but ultimately lacks substance, practical outcome, or lasting effect, similar to a flash of lightning that does not bring rain.
他的演说虽然慷慨激昂，却如投壶电笑，未能提出任何实质性解决方案。
Although his speech was passionate and stirring, it was like "pitch-pot and a lightning-like laugh," failing to offer any substantive solutions.
Era:
Ancient
Frequency:
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